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CVE-2026-5693

The Smart Appointment & Booking plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check and a nonce validation logic flaw in the saab_cancel_booking() function in all versions up to, and including, 1.0.8. The nonce check uses && (AND) instead of || (OR), which means providing any value for the security parameter causes the entire check to be skipped. This makes it possible for unauthenticated attackers to cancel arbitrary bookings by supplying a
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:6bbf5d53f1e87f3bcfacc5309b20a75a61b79afbdf0833f4cb222dc3f321b4e0
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Smart Appointment & Booking","vendor":"zealopensource","versions":[{"lessThanOrEqual":"1.0.8","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2f4f9afd66000b60d0bde8d9db0dcaf60d92708cef103ea0ce51f61abe3d6921 · sha256:14944fc31cab4818… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:2f4f9afd66000b60d0bde8d9db0dcaf60d92708cef103ea0ce51f61abe3d6921 · sha256:14944fc31cab4818… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-862","description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2f4f9afd66000b60d0bde8d9db0dcaf60d92708cef103ea0ce51f61abe3d6921 · sha256:14944fc31cab4818… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions
{"url":"https://plugins.trac.wordpress.org/browser/smart-appointment-booking/tags/1.0.8/inc/front/class.saab.front.action.php#L2558"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2f4f9afd66000b60d0bde8d9db0dcaf60d92708cef103ea0ce51f61abe3d6921 · sha256:14944fc31cab4818… · /containers/cna/references/2
{"url":"https://plugins.trac.wordpress.org/browser/smart-appointment-booking/trunk/inc/front/class.saab.front.action.php#L2558"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2f4f9afd66000b60d0bde8d9db0dcaf60d92708cef103ea0ce51f61abe3d6921 · sha256:14944fc31cab4818… · /containers/cna/references/1
{"url":"https://wordpress.org/plugins/smart-appointment-booking/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2f4f9afd66000b60d0bde8d9db0dcaf60d92708cef103ea0ce51f61abe3d6921 · sha256:14944fc31cab4818… · /containers/cna/references/3
{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/afc3531d-6134-4b45-b532-37430d96a8fb?source=cve"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2f4f9afd66000b60d0bde8d9db0dcaf60d92708cef103ea0ce51f61abe3d6921 · sha256:14944fc31cab4818… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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